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Finding the Fourth Proportional to 439,901.04, 607,023 and 248,883.60

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Solution

The fourth proportional to 439,901.04, 607,023 and 248,883.60 is: 343,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,901.04 : 607,023 = 248,883.60 : x
  2. Step 2: Convert to fraction form
    439,901.04/607,023 = 248,883.60/x
  3. Step 3: Cross multiply
    439,901.04x = 607,023 × 248,883.60
  4. Step 4: Simplify right side
    439,901.04x = 151,078,069,522.80
  5. Step 5: Solve for x
    x = 151,078,069,522.80/439,901.04
  6. Step 6: Final answer
    x = 343,436.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.